Use this measuring shot glass when baking or in the bar. Measure as little 1/2 tablespoon, 1/4 ounce and 7.5 milliliter. Capacity is 3 tablespoons / 9 Teaspoons / 1.5 ounce / 45 milliliter. Sizes graduate in teaspoons, tablespoons, ounces and milliliters. Measures liquid and dry ingredients. Measures 2.25 x 5.5cm.